おまいらカオス領域のお勉強でも汁
dx1/dτ = -k1x1 - k2x2 + fsinτ dx2/dτ = k3x1 - α1ix3 - β1ix33 - α2ix4
dx3/dτ = k4(x2 + x6)
dx4/dτ = k5(x2 - x6)
dx5/dτ = k6x6
dx6/dτ = α2ox4 - α1ox3 - β1ix33 - αoox5 - βoox53 - k7x6

ttp://www2.kanazawa-it.ac.jp/t-sutani/pofchaos.htm